Finding the Third Proportional to 1,140,534 and 2,420,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,534 : 2,420,388 = 2,420,388 : x
2. Step 2: Convert to fraction form
   1,140,534/2,420,388 = 2,420,388/x
3. Step 3: Cross multiply
   1,140,534x = 2,420,388 × 2,420,388
4. Step 4: Simplify right side
   1,140,534x = 5,858,278,070,544
5. Step 5: Solve for x
   x = 5,858,278,070,544/1,140,534
6. Step 6: Final answer
   x = 5,136,434.40